Improvement in combined seed-separators and drills



P. D. SHEPHERD.

Combined Seed-Separaturs and Drills. No. 137,965. Patented April15,1873.

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AM. PHGTD-UTHOGRAPHIC ca. mflassomva's PnocEss) UNITED STATES PATENT OFFICE.

PARKINSON DODGE sHEPHEHD, OFITEILLFAIR, GEORGIA.

IMPROVEMENT IN COMBINED SEEU-SEPARATORS AND DRILLS.

Specification forming part of Letters Patent No. 137,965, dated April 15, 1873; application filed April '12, 1872.

To all whom it may concern:

Be it known that I, P. DODGE SHEPHERD,

' late of Berryville, in the county of Clarke and in the State of Virginia, and now residing at Tellfair, Georgia, have invented certain new and useful Improvements in Seed-Hills; and do hereby declare that the following is a full, clear, and exact description thereof, reference being had to the accompanying drawing making a part of this specification, in which- Figure 1 is a plan view of the upper side of my device, and Fig. 2 is a vertical longitudinal section of the same on the line a: a: of Fig. 1.

Letters of like name and kind refer to like parts in each of the figures.

The design of this invention is to thoroughly remove cockle-seed from wheat while the latter is passing through a drill or sower; and the invention consists in the combination, with the hopper and discharge-spouts of a graindrill, of an attachment for removing cockleseed, as will be described hereinafter.

In the drawing, Fig. 1 represents a top view of the attachment for removing the cookieseed, and Fig. 2 a side elevation of the same, showing its relative position to the hopper and discharge-spouts of the drill.

A B represent shafts suitably journaled in the case or box (3 D, upon which are placed the rollers E E having the elastic covering F F. Motion is communicated to these rollers in any suitable manner, but preferably by means of gearing from the hub of one of the main supporting-wheels of the drill to the shaft A, motion being communicated to the other shaft by the friction of the rollers against each other. G G represent a series of brushes having their free ends suitably held against the rollers in such manner as to brush their entire surfaces as they revolve. H H repre sent chutes having between them a central opening, and at each side the discharge-open ings H H, as shown. Xrepresents in dotted lines'the hopperof the grain=drill; Y, the driv= ing-wheel, and Z the discharge-spouts.

The operation of my invention is as follows: The hopper having been filled, and motion having been given to the rollers, the grain is carried through between them by their revo= lution, and delivered through the central open= ing between the chutes H H, more or less directly to the discharge-spouts. The cookieseed, on the contrary, from its peculiarcharacter, adheres to the elastic covering of the rollers, and. is carried around by them until swept off by the brushes G G. By means of the described arrangement the grain is delivered through the central opening of the dis; charge-spouts, while the cockle-seed is delivered through the openings H H into boxes suitably prepared to receive it.

Having thus described my invention, What I claim as new, and desire to secure by Letters Patent, is-

The combination with the hopper and discharge-spouts of a grain-drill, of the cookieseed attachment described, consisting essentially of the rollers, brushes, and chutes, arranged substantially as described, for the purpose set forth.

In testimony that I claim the foregoing I have hereunto set my hand this 13th day of April, 1870.

PARKINSON DODGE SHEPHERD.

Witnesses:

PHILIP H. PoWERs, GEORGE GLASS. 

